From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <48593525.2040103@domain.hid> Date: Wed, 18 Jun 2008 18:17:41 +0200 From: Philippe Gerum MIME-Version: 1.0 References: <4856B7AE.9030805@domain.hid> <4857682B.8060900@domain.hid> <4857BBCD.6020902@domain.hid> In-Reply-To: <4857BBCD.6020902@domain.hid> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: Philippe Gerum Subject: Re: [Xenomai-core] Compile-time bug, and problem with PPC440 ethernet Reply-To: rpm@xenomai.org List-Id: "Xenomai life and development \(bug reports, patches, discussions\)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Steven A. Falco" Cc: xenomai@xenomai.org Steven A. Falco wrote: > Philippe Gerum wrote: >> Steven A. Falco wrote: >> >>> I am building kernel 2.6.25.4 from DENX with Xenomai 2.4.4 for PPC440EPx >>> (sequoia development board). >>> >>> The kernel tries to use DHCP to obtain network settings. With IPIPE >>> disabled, this works perfectly. However, when I enable IPIPE, the board >>> sends packets ok, but does not receive packets - I can see the DHCP with >>> a sniffer, but the development board does not receive them. >> >> >> External interrupts are probably locked out by the pipeline engine; >> I've fixed a >> similar issue in recent patches for other PICs. Which I-pipe patch >> release are >> you using? > > > I am using the patch that came with Xenomai 2.4.4, namely: > adeos-ipipe-2.6.25-powerpc-DENX-2.2-02.patch > I can't reproduce this issue on a 440EP board, but I still have to to put my hands on a 440EPX to check this. However, both should be using the common 44x PIC support, so I don't expect big changes here. Are you using the powerpc/ branch, or legacy ppc/ one for building the sequoia kernel? -- Philippe.